| Swansea to Montevarchi | 4,947.17 mi (7,961.70 km) |
| Swansea to Monticello Conte Otto | 4,863.85 mi (7,827.60 km) |
| Swansea to Montichiari | 4,824.07 mi (7,763.60 km) |
| Swansea to Montignoso | 4,870.64 mi (7,838.53 km) |
| Swansea to Montopoli in Val d'Arno | 4,908.34 mi (7,899.21 km) |
| Swansea to Monza | 4,772.94 mi (7,681.30 km) |
| Swansea to Morbegno | 4,763.21 mi (7,665.64 km) |
| Swansea to Mori | 4,830.25 mi (7,773.53 km) |
| Swansea to Morlupo | 5,042.23 mi (8,114.69 km) |
| Swansea to Morrovalle | 5,036.90 mi (8,106.11 km) |
| Swansea to Mortara | 4,764.88 mi (7,668.33 km) |
| Swansea to Mosciano Sant'Angelo | 5,072.74 mi (8,163.79 km) |
| Swansea to Motta di Livenza | 4,896.69 mi (7,880.46 km) |
| Swansea to Motta Sant'Anastasia | 5,343.14 mi (8,598.95 km) |
| Swansea to Mottola | 5,290.99 mi (8,515.02 km) |
